Prosecution Insights
Last updated: October 02, 2026

Examiner: MACARTHUR, SYLVIA

Tech Center 2800 • Art Units: 1713 1716 1718 1792 2899

This examiner grants 66% of resolved cases

Analysis

Sylvia MacArthur serves as an examiner in Tech Center 2800 and Art Unit 1713. The examiner has 969 resolved cases on record. The allowance rate for these 969 resolved cases is 65.7 percent. This 65.7 percent rate suggests a moderate likelihood of success for patent applications in Art Unit 1713. The median days to allowance for this examiner is 1332, which is the typical time for reaching a grant.

The interview lift is 25.9 percent. This 25.9 percent lift indicates that conducting an interview provides a positive increase in the probability of allowance. For practitioners, this lift suggests that direct communication with the examiner in Tech Center 2800 can be a helpful step in the prosecution process. The 1332 median days to allowance helps applicants plan their timelines effectively.

With 969 resolved cases, the data provides a solid foundation for predicting future outcomes. The 65.7 percent allowance rate and the 25.9 percent interview lift are key indicators for practitioners. Using the 1332-day median, applicants can set realistic expectations for the time required to secure a patent. These figures offer a comprehensive view of the examiner's performance in Art Unit 1713.

Written from this page's own data; every figure is computed from USPTO records and verified before publication.

Performance Statistics

65.7%
Allow Rate
-2.3% vs TC avg
1,006
Total Applications
+25.9%
Interview Lift
1332
Avg Prosecution Days
Based on 969 resolved cases, 2023–2026

Rejection Statute Breakdown

0.5%
§101 Eligibility
25.9%
§102 Novelty
53.0%
§103 Obviousness
10.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18538419 INTERNAL PRESSURE CONTROL APPARATUS AND SUBSTRATE PROCESSING APPARATUS INCLUDING THE SAME Non-Final OA Samsung Electronics Co., Ltd.
18423577 TOOLS AND METHODS FOR SUBTRACTIVE METAL PATTERNING Non-Final OA Intel Corporation
17790009 MIXED METAL BASEPLATES FOR IMPROVED THERMAL EXPANSION MATCHING WITH THERMAL OXIDE SPRAYCOAT Final Rejection LAM RESEARCH CORPORATION
18663606 HEAT CLEANING SYSTEM AND METHOD FOR CMP PAD BY-PRODUCT CONTROL Non-Final OA Taiwan Semiconductor Manufacturing Company, Ltd.
18667673 POLISHING APPARATUS Non-Final OA Taiwan Semiconductor Manufacturing Company Limited
18209649 SUBSTRATE SUPPORT Non-Final OA Applied Materials, Inc.
18139057 ORIFICE SURROUNDED LOW PRESSURE HYDROXYL COMBUSTION Non-Final OA Applied Materials, Inc.
17786520 SURFACE PROFILING AND TEXTURING OF CHAMBER COMPONENTS Final Rejection APPLIED MATERIALS, INC.
18958534 SUBSTRATE PROCESSING SYSTEM AND SUBSTRATE PROCESSING METHOD Non-Final OA Tokyo Electron Limited
18663644 SUBSTRATE PROCESSING APPARATUS Non-Final OA Tokyo Electron Limited
18392102 SUBSTRATE SUPPORT AND PLASMA PROCESSING APPARATUS Final Rejection Tokyo Electron Limited
18483608 SUBSTRATE PROCESSING APPARATUS AND SUBSTRATE GRIPPING DEVICE Non-Final OA Tokyo Electron Limited
18552108 SUBSTRATE LIQUID-TREATMENT DEVICE Final Rejection Tokyo Electron Limited
18540731 SUBSTRATE TREATMENT APPARATUS AND PLASMA DENSITY CONTROL METHOD Non-Final OA SEMES CO., LTD.
18469755 APPARATUS FOR TREATING SUBSTRATE Final Rejection SEMES CO., LTD.
18200017 CHAMBER INSULATION PLATE AND SUBSTRATE PROCESSING APPARATUS INCLUDING THE SAME Non-Final OA SEMES CO., LTD.
17979149 DETECTING UNIT AND SUBSTRATE TREATING APPARATUS INCLUDING THE SAME Non-Final OA SEMES CO., LTD.

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